package cn.edu.hqu.exp.courseselection.util;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;

@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {
	@Autowired
	private UserDetailsService userDetailsService;
	//isAuthenticated() hasRole('ROLE_USER')
	@Override
	protected void configure(HttpSecurity http) throws Exception {
		http.authorizeRequests()
		.antMatchers("/personinfo","/course","/conclude")
		.access("hasRole('ROLE_USER')")
		.antMatchers("/","/**")
		.access("permitAll")
		
		.and()
		.csrf()
		.ignoringAntMatchers("/h2-console/**")
		.and()
		.headers()
		.frameOptions()
		.sameOrigin()
		
		.and()
		.formLogin()
		.loginPage("/")
		
		.and()
		.logout()
		.logoutSuccessUrl("/");
	}
	
	@Override
	protected void configure(AuthenticationManagerBuilder auth) throws Exception {
		auth
		.userDetailsService(userDetailsService)
		.passwordEncoder(encoder());
	}

	@Bean
	public PasswordEncoder encoder() {
		return new BCryptPasswordEncoder();
	}
}
